What is the atomic number of Thulium?

The atomic number of Thulium (Tm) is 69.

What is the atomic mass of Thulium?

The atomic mass of Thulium is 168.93 u.

What is the electron configuration of Thulium?

The electron configuration of Thulium is [Xe] 4f13 6s2.

How many valence electrons does Thulium have?

Thulium has 3 valence electron(s).

Thulium (Tm) — Atomic Number 69 | Soren Periodic Table

Thulium (Tm) — Atomic Number 69Portable X-ray sources.Thulium Properties

Atomic Number: 69

Symbol: Tm

Atomic Mass: 168.93 u

Category: lanthanide

Electron Configuration: [Xe] 4f13 6s2

Valence Electrons: 3

Period: 6

Group: 0

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